TEMPE, Ariz.--(BUSINESS WIRE)--LifeLock, Inc. (NYSE: LOCK), a leading provider of proactive identity theft protection services, announced that Ignacio Martinez has joined the company in the newly created role of chief risk officer. “A chief risk officer has become a best practice for companies looking to create shareholder value by taking a holistic look at challenges and opportunities across the entire business,” said Todd Davis, chief executive officer of LifeLock. Davis continued, “Ignacio i